A gust of frost hammers your foe and knocks it back.

At-Will   ✦     Arcane, Cold, Implement
Standard Action      Ranged 10

Target: One creature

Attack: Charisma vs. Fortitude

Hit: 1d8 + Charisma modifier cold damage, and you push the target 1 square.
Level 21: 2d8 + Charisma modifier cold damage.

Special: This power can be used as a ranged basic attack.

Published in Player's Handbook 2, page(s) 139.